JSP知识1

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<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %> <%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %>   <c:if test="${param.type == 'list'}"> </c:if>     <c:forEach var="nodelist" items="${nodeList}" varStatus="index">     <c:if test="${index.count == '2'}">         <c:out value="${nodelist.id}"/>     </c:if> </c:forEach>     <c:if test="${empty(uName) || uName != 'user1'}" scope="session">     <c:redirect url="../index.jsp" /> </c:if>     <c:if test="${not empty  picShowList}"> </c:if>     <c:out value="${User.name}"/> <c:if test="${flag==''||flag==null}" ><br></c:if><br><br><fmt:formatDate value="${ createDate}" pattern="yyyy-MM-dd HH:mm:ss" /><br><br><br><c:choose><br>  <c:when test="${bean.Id != null && (bean.Id == 1 || bean.Id == 2 ) }"><br>   xxxxxxxxxxxxxxxxxxxxxxxxxx<br>  </c:when><br>  <c:otherwise><br>    <c:out value='${bean.id}' /><br>  </c:otherwise><br></c:choose><br>